More recently, with the emergence of smaller nuclear states, we wanted to make estimates of regional-scale conflicts.

新近，随着较小的有核国家的出现，我们想对地区级的核冲突评估。

youdao

It has joined these two major nuclear states into an agreement that will hopefully pave the way for more global co-operation.

两个核大国签署的这份条约很有希望为更多的全球裁军合作铺平道路。

youdao

China is the only one among the five nuclear powers to publicly declare no first use of nuclear weapons and no use of nuclear weapons against non-nuclear states.

中国是五个核大国中唯一一个公开宣布不首先使用核武器，不对无核国家使用核武器的国家。

youdao

"As the only nuclear power to have used a nuclear weapon, the United States has a moral responsibility to act.

VOA: special.2009.04.11

In nineteen fifty-one, Navy Admiral Hyman Rickover urged the United States Congress to provide money for the first nuclear-powered submarine.

VOA: special.2010.06.11

In nineteen sixty, Nautilus was deployed to the Mediterranean Sea to become the first nuclear-powered submarine in the United States Sixth Fleet.

VOA: special.2010.06.11

It recognizes five nuclear states: the US, Russia, Great Britain, France, and China.

NPR: Nuclear Weapons Gain Importance for Regional Powers

The problem with all these moves is that they will leave future administrations less prepared to cope with nuclear states if geopolitical conditions deteriorate.

FORBES: Nuclear Weapons: How Few Is Too Few?

" In fact, none - not one - of the other nuclear states or the obvious wannabes has evinced any interest in abandoning such "ambitions.

CENTERFORSECURITYPOLICY: Disarmer-in-Chief